CN222518697U

CN222518697U - Road surface reclaimed material screening breaker

Info

Publication number: CN222518697U
Application number: CN202421152440.4U
Authority: CN
Inventors: 岳玉旺; 赵连松; 桑志文; 郭强; 张成千; 徐江涛; 王会阳; 柳萌; 焦子豪
Original assignee: Xingtai Xiangjian Construction Engineering Co ltd
Current assignee: Xingtai Xiangjian Construction Engineering Co ltd
Priority date: 2024-05-24
Filing date: 2024-05-24
Publication date: 2025-02-25
Anticipated expiration: 2034-05-24

Abstract

The utility model relates to the technical field of screening and crushing, and discloses a pavement reclaimed material screening and crushing device, which comprises a box body, wherein a circular crushing chamber is fixedly arranged at the upper end of the box body, two crushing wheels are arranged in the circular crushing chamber, a feed inlet and a discharge outlet are respectively formed in the upper end and the lower end of the circular crushing chamber, a plurality of screening units are arranged in the discharge outlet, and a conveying unit for carrying out return material crushing on massive asphalt is arranged in the circular crushing chamber.

Description

Road surface reclaimed material screening breaker

Technical Field

The utility model relates to the technical field of screening and crushing, in particular to a pavement reclaimed material screening and crushing device.

Background

Along with the acceleration of industrialization development, the traffic of people is increasingly convenient, so that the number of roads in China is continuously increased, and asphalt pavements are the main types of road pavements. However, due to the repeated load of the vehicle, overload of the vehicle, road construction, and arrival of service life, the asphalt pavement cannot be used continuously, so that a large amount of construction waste is generated. How to dispose of asphalt pavement waste would be a problem that must be faced and addressed. Besides, a large amount of aggregate is needed for constructing a new road, natural resources are limited except economic factors, unlimited exploitation is not realized, and a large amount of mineral aggregate can be saved by recycling the aggregate of the old asphalt pavement, so that the waste asphalt aggregate needs to be further processed to the required fine particle degree from the viewpoint of green energy conservation and environmental protection, and the asphalt pavement after processing and sieving is paved with pavement with different quality according to asphalt particles with different degrees.

The utility model discloses intelligent flexible crushing and screening equipment for waste asphalt mixture, which is used for solving the technical problem of increasing the cost of asphalt and stone when in use, and comprises a screening device and a crushing device, wherein the screening device is provided with a material leakage hole, a material guide plate and a crushing wheel from top to bottom, the material guide plate and the crushing wheel are positioned in the screening device, a screening net is arranged below the crushing wheel, a discharging plate is arranged below the screening net, a slope block is arranged below the discharging plate, a first discharging hole and a second discharging hole are arranged outside the screening device, the screening net is butted with the second discharging hole, the slope block is butted with the first discharging hole, a feeding hole is arranged outside the crushing device, and the screening device and the crushing device are communicated through a belt transmission device.

The prior art still has the defects that:

Above-mentioned among the prior art smash the pitch piece through the break pulley, and great pitch piece drops to export on the screening net, when in actual use, the break pulley is difficult to once only smash the pitch piece to meeting the requirements the size, need smash many times, but among the prior art, great pitch piece is direct to export along the screening net, still need the manual work to the pitch piece of deriving again the material loading, smash until reaching standard that carries out next time, use is complicated, waste time and energy, smash efficiency is lower, road surface reclaimed material screening breaker has been proposed for this purpose.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the road surface reclaimed material screening and crushing device, realizes automatic asphalt crushing and reaches the standard, and improves the crushing efficiency.

The utility model provides a pavement reclaimed material screening and crushing device which comprises a box body, wherein a circular crushing chamber is fixedly arranged at the upper end of the box body, two crushing wheels are arranged in the circular crushing chamber, a feed inlet and a discharge outlet are respectively formed in the upper end and the lower end of the circular crushing chamber, a plurality of screening units are arranged in the discharge outlet, a conveying unit for carrying out material recycling and crushing on massive asphalt is arranged in the circular crushing chamber, the conveying unit comprises a motor arranged on the outer wall of the box body and gear rings respectively connected with two sides of the inner wall of the circular crushing chamber in a rotating way, an output shaft of the motor penetrates into the box body and is fixedly connected with a rotary table, one side of the rotary table is fixedly connected with one side of one of the gear rings, a plurality of turning plates are arranged between the two gear rings, the gear rings move the screening units to screen crushed asphalt blocks, and a discharge outlet is formed in the side wall of the lower end of the box body.

Preferably, the screening unit is including rotating the bull stick of connection in the discharge gate, and the outer wall fixedly connected with of bull stick is a plurality of transport discs, and the equal fixedly connected with drive gear of both ends outer wall of bull stick, two drive gears respectively with two gear ring meshing be connected, a plurality of screening units that are located the discharge gate are arranged along the radian of discharge gate.

Preferably, the outer wall of the conveying disc is provided with unfilled corners, the number of the unfilled corners is two, and the two unfilled corners are symmetrically distributed on the conveying disc.

Preferably, the flap is distributed obliquely between the two gear rings.

Preferably, a feeding hopper is fixedly arranged at the upper end of the round crushing chamber, and the feeding hopper is communicated with the feeding inlet.

Preferably, the inner wall of the lower end of the box body is fixedly provided with an inclined guide block, and the inclined surface of the inclined guide block faces the discharge opening.

Preferably, the two sides of the circular crushing chamber are provided with the abdication grooves, the tooth thickness of the gear ring is smaller than the whole thickness of the gear ring, the teeth on the gear ring are slidably connected in the abdication grooves, and the outer wall of the gear ring, which is far away from the teeth, is slidably connected with the cambered surface of the inner wall of the circular crushing chamber.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, asphalt blocks are poured into the circular crushing chamber to be crushed by utilizing the crushing wheel, the crushed asphalt blocks fall onto the screening unit, the crushed blocks reaching standards are screened out from the screening unit, the crushed blocks with larger volume are lifted up and fall onto the crushing wheel again to be crushed again by the driving of the conveying unit until reaching standards, automatic crushing of asphalt until reaching standards is realized, and then the asphalt blocks are discharged again, so that the crushing efficiency is improved, the feeding of the asphalt blocks not reaching standards is not needed to be repeated manually, the use is more convenient, and the practicability is improved.

2. According to the utility model, the rotating rod in the screening unit is driven to rotate by utilizing the rotation of the conveying unit, the rotating rod drives the conveying disc on the outer wall of the screening unit to rotate, and the conveying disc drives the asphalt blocks falling on the conveying disc to move, so that the asphalt blocks reaching the standard are screened out from the adjacent conveying discs, the screening is convenient, a driving source is not required to be additionally arranged, and the cost is reduced.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the case of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view showing the position structure of the conveying unit and the circular pulverizing chamber according to the present utility model;

FIG. 5 is a detailed schematic diagram of the conveying unit of the present utility model;

fig. 6 is a detailed schematic of the screening unit according to the utility model.

In the figure, 1, a box body; 2, a round crushing chamber, 3, a crushing wheel, 4, a feed inlet, 5, a discharge outlet, 6, a conveying unit, 61, a gear ring, 62, a turning plate, 63, a rotary table, 64, a motor, 7, a screening unit, 71, a rotary rod, 72, a conveying disc, 73, a transmission gear, 74, a unfilled corner, 8, a discharge outlet, 9, an oblique guide block, 10, a feed hopper, 11 and a yielding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art without the inventive effort, are intended to be within the scope of the present utility model, based on the embodiments herein.

Referring to fig. 1-6, the pavement reclaimed material screening and crushing device comprises a box body 1, a circular crushing chamber 2 is fixedly arranged at the upper end of the box body 1, two crushing wheels 3 are arranged in the circular crushing chamber 2, a feed inlet 4 and a discharge outlet 5 are respectively formed in the upper end and the lower end of the circular crushing chamber 2, a plurality of screening units 7 are arranged in the discharge outlet 5, a conveying unit 6 for carrying out recycling crushing on massive asphalt is arranged in the circular crushing chamber 2, the conveying unit 6 comprises a motor 64 arranged on the outer wall of the box body 1 and gear rings 61 respectively connected to two sides of the inner wall of the circular crushing chamber 2 in a rotating mode, an output shaft of the motor 64 penetrates into the box body 1 and is fixedly connected with a rotary table 63, one side of the rotary table 63 is fixedly connected with one side of one of the gear rings 61, a plurality of turning plates 62 are arranged between the two gear rings 61, the gear rings 61 drive the screening units 7 to screen crushed asphalt blocks, and a discharge outlet 8 is formed in the side wall of the lower end of the box body 1.

According to the utility model, when the road reclaimed materials are required to be crushed, the asphalt blocks are poured into a circular crushing chamber 2 from a feed inlet 4, two crushing wheels 3 are driven to rotate by a driving source (the driving source is not shown in the drawings), the two crushing wheels 3 rotate to crush the asphalt blocks, the crushed asphalt blocks fall to a screening unit 7 for screening, the asphalt blocks which fall to the standard are still in the circular crushing chamber 2 from a discharge outlet 5, a motor 64 is started to operate, the motor 64 drives a rotary table 63 to rotate, the rotary table 63 drives two gear rings 61 and a plurality of turning plates 62 to rotate along the inner wall of the circular crushing chamber 2, the turning plates 62 gradually take the asphalt blocks which do not fall to the standard below the circular crushing chamber 2 along the inner wall of the circular crushing chamber 2 to the turning plates 62, the asphalt blocks fall to the standard, the asphalt blocks are not required to fall to the standard, and the turning plates 62 are repeatedly discharged from the circular crushing chamber until the asphalt blocks fall to the standard are more convenient to the upper side, and the asphalt blocks are crushed to the grade, and the asphalt blocks are automatically discharged to the grade by the automatic grinding device is more convenient and the automatic grinding efficiency is improved.

The motor 64 is commercially available, which belongs to a mature technology and is fully disclosed, so the description is not repeated, the motor 64 is provided with a power connection line, and the motor is electrically connected with an external main controller and 220V-phase voltage (or 380V-phase voltage) through the power line, and the main controller can be a conventional known device with a control function of a computer and the like.

As shown in fig. 2 and 6, the sieving unit 7 comprises a rotating rod 71 rotatably connected in the discharge hole 5, the outer wall of the rotating rod 71 is fixedly connected with a plurality of conveying discs 72, the outer walls of two ends of the rotating rod 71 are fixedly connected with transmission gears 73, the two transmission gears 73 are respectively meshed with the two gear rings 61, the plurality of sieving units 7 positioned in the discharge hole 5 are arranged along the radian of the discharge hole 5, when the motor 64 drives the two gear rings 61 to rotate, the gear rings 61 drive the transmission gears 73 in the plurality of sieving units 7 to rotate, the transmission gears 73 drive the rotating rod 71 to rotate, the rotating rod 71 drives the plurality of conveying discs 72 on the outer wall of the rotating rod to rotate, and the conveying discs 72 drive asphalt blocks falling on the rotating rod to move, so that the standard asphalt is sieved from gaps between two adjacent rotating rods 71 and between the adjacent conveying discs 72 on the same rotating rod 71, a driving source is not needed, and the cost is reduced.

As shown in FIG. 6, the outer wall of the conveying disc 72 is provided with unfilled corners 74, the number of the unfilled corners 74 is two, the two unfilled corners 74 are symmetrically distributed on the conveying disc 72, and the unfilled corners 74 can drive asphalt blocks to move, so that the asphalt blocks reaching standards can move along with the rotation of the conveying disc 72 and the screening effect is realized.

As shown in fig. 2, 4 and 5, the turning plates 62 are obliquely distributed between the two gear rings 61, and the obliquely distributed turning plates 62 can bring the substandard asphalt blocks above the two crushing wheels 3 to avoid half-way dropping.

As shown in fig. 2 and 4, a feeding hopper 10 is fixedly arranged at the upper end of the circular crushing chamber 2, the feeding hopper 10 is communicated with the feeding inlet 4, and asphalt poured into the circular crushing chamber 2 can be buffered by the feeding hopper 10, so that the phenomenon that the rotated turning plate 62 blocks ejection is avoided, and the adaptability is improved.

As shown in figures 1 and 2, the inner wall of the lower end of the box body 1 is fixedly provided with an inclined guide block 9, the inclined surface of the inclined guide block 9 faces the discharge port 8, and asphalt discharged from the discharge port 5 falls on the inclined guide block 9 and slides to the discharge port 8 along the inclined guide block 9 to be discharged, so that the collection is convenient.

As shown in fig. 2 and 3, the two sides of the circular crushing chamber 2 are provided with the abdication grooves 11, the tooth thickness of the gear ring 61 is smaller than the whole thickness of the gear ring 61, the teeth on the gear ring 61 are slidably connected in the abdication grooves 11, the outer wall of the gear ring 61 away from the teeth is slidably connected with the cambered surface of the inner wall of the circular crushing chamber 2, the teeth on the gear ring 61 are positioned in the abdication grooves 11, so that the cambered surface outer wall of the gear ring 61 is tightly attached to the inner wall of the circular crushing chamber 2, and the phenomenon that asphalt fragments are blocked and cannot rotate is avoided.

In the embodiment, when the road reclaimed materials are required to be crushed, the asphalt blocks are poured into the circular crushing chamber 2 from the feed inlet 4, the two crushing wheels 3 are driven to rotate by a driving source, the two crushing wheels 3 rotate to crush the asphalt blocks, the crushed asphalt blocks fall to the sieving unit 7, the motor 64 is started to operate, the motor 64 drives the turntable 63 to rotate, the turntable 63 drives the two gear rings 61 and the plurality of turning plates 62 to rotate, the gear rings 61 drive the transmission gears 73 in the plurality of sieving units 7 to rotate, the transmission gears 73 drive the turning plates 71 to rotate, the turning plates 71 drive the plurality of conveying discs 72 on the outer walls of the turning plates to rotate, the conveying discs 72 drive the asphalt blocks falling on the turning plates to move, so that the asphalt blocks meeting the standards are sieved from gaps between the adjacent two turning plates 71 and between the adjacent conveying discs 72 on the same turning plates 71, the asphalt blocks fall onto the inclined guide block 9 from the discharge outlet 5, the non-meeting the standard asphalt blocks are still in the circular crushing chamber 2, the turning plates 62 rotate along the inner walls of the crushing chamber 2, the turning plates 62 fall onto the round crushing chamber 62 under the inclined blocks, and the round turning plates 3 are crushed again and again, the asphalt blocks are crushed until the asphalt blocks reach the standard is discharged from the round grinding chamber 2, and the round blocks are automatically and the round grinding wheels and fall down to the round grinding wheels.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The utility model provides a road surface reclaimed material screening breaker, including box (1), a serial communication port, the upper end fixed mounting of box (1) has circular crushing room (2), install two crushing wheels (3) in circular crushing room (2), feed inlet (4) and discharge gate (5) have been seted up respectively to the upper end and the lower extreme of circular crushing room (2), install a plurality of screening units (7) in discharge gate (5), install in circular crushing room (2) and be used for carrying out the kibbling conveying unit (6) of feed back to massive pitch, conveying unit (6) are including installing motor (64) at box (1) outer wall and rotating respectively and connect gear ring (61) in circular crushing room (2) inner wall both sides, the output shaft of motor (64) runs through in box (1) and fixedly connected with carousel (63), one side and one side fixed connection of one of them gear ring (61) of carousel (63), install many and turn over board (62) between two gear ring (61), gear ring (61) drive screening unit (7) and sieve the crushed pitch piece, the lower extreme (8) of box (8) are offered to the side wall of box.

2. The pavement reclaimed material screening and crushing device according to claim 1, wherein the screening unit (7) comprises a rotating rod (71) rotationally connected in the discharge hole (5), the outer wall of the rotating rod (71) is fixedly connected with a plurality of conveying discs (72), the outer walls of the two ends of the rotating rod (71) are fixedly connected with transmission gears (73), the two transmission gears (73) are respectively meshed with the two gear rings (61), and the screening units (7) positioned in the discharge hole (5) are arranged along the radian of the discharge hole (5).

3. The pavement reclaimed material screening and crushing device according to claim 2, wherein the outer wall of the conveying disc (72) is provided with unfilled corners (74), the number of the unfilled corners (74) is two, and the two unfilled corners (74) are symmetrically distributed on the conveying disc (72).

4. Pavement recycling screening and crushing device according to claim 1, characterized in that the flap (62) is distributed obliquely between two gear rings (61).

5. The pavement recycling screening and crushing device according to claim 1, wherein a feeding hopper (10) is fixedly arranged at the upper end of the circular crushing chamber (2), and the feeding hopper (10) is communicated with the feeding inlet (4).

6. The pavement reclaimed material screening and crushing device according to claim 1, wherein the inner wall of the lower end of the box body (1) is fixedly provided with an inclined guide block (9), and the inclined surface of the inclined guide block (9) faces the discharge opening (8).

7. The pavement reclaimed material screening and crushing device according to claim 2, wherein the two sides of the circular crushing chamber (2) are provided with the yielding grooves (11), the tooth thickness of the gear ring (61) is smaller than the whole thickness of the gear ring (61), the teeth on the gear ring (61) are slidably connected in the yielding grooves (11), and the outer wall of the gear ring (61) away from the teeth is slidably connected with the cambered surface of the inner wall of the circular crushing chamber (2).